Add a group rule
- Click Group in the view’s top toolbar.
- Click Add group rule.
A group rule has two parts: pick the field to group by, then the sort order within each group.
Remove a group
Click the remove icon next to the grouping rule.
Expand / collapse a group
Click the arrow next to a group name to expand / collapse the group.
You can also use Collapse all or Expand all from the group config panel in the toolbar.